Update app/rag.py

app/rag.py

@@ -107,10 +107,11 @@ class ChatPDF:
         return streaming_response
 
     def clear(self):
-        # self.vector_store.clear()
-        if self.nodes:
-            self.vector_store.delete_nodes(self.nodes)
-            self.pdf_count = 0
-            self.text_chunks = []
-            self.doc_ids = []
-            self.nodes = []
+        self.vector_store = QdrantVectorStore(
+            client=self.client,
+            collection_name="rag_documents",
+        )
+        self.pdf_count = 0
+        self.text_chunks = []
+        self.doc_ids = []
+        self.nodes = []